The shape 𑂃 in Kaithi characters: uni11083, 84, 8B and 8C look like wrongly written on the Noto Sans Kaithi font. Instead of resembling its cursive form, it resembles the Devanagari श्र (shra).
The "a" in the East India company coin shows correctly how it's supposed to be written.
How it's written.
More samples, from Grierson's linguistic survey of India.
nizarsq
commented
4 years ago 
Defect Report
The shape 𑂃 in Kaithi characters: uni11083, 84, 8B and 8C look like wrongly written on the Noto Sans Kaithi font. Instead of resembling its cursive form, it resembles the Devanagari श्र (shra).
Font
Where the font came from, and when
https://github.com/googlefonts/noto-fonts/tree/de091053cdfefbcaff5c0a968165a93a5e78df52/phaseIII_only/hinted/ttf/NotoSansKaithi
Font Version
Current version on GitHub.
Screenshot